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# Copyright 2010 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Starter script for Nova Scheduler."""
import sys
from oslo_concurrency import processutils
from oslo_log import log as logging
from oslo_reports import guru_meditation_report as gmr
from oslo_reports import opts as gmr_opts
import nova.conf
from nova.conf import remote_debug
from nova import config
from nova import objects
from nova.scheduler import rpcapi
from nova import service
from nova import version
CONF = nova.conf.CONF
remote_debug.register_cli_opts(CONF)
def main():
config.parse_args(sys.argv)
logging.setup(CONF, "nova")
objects.register_all()
gmr_opts.set_defaults(CONF)
objects.Service.enable_min_version_cache()
gmr.TextGuruMeditation.setup_autorun(version, conf=CONF)
server = service.Service.create(
binary='nova-scheduler', topic=rpcapi.RPC_TOPIC)
# Determine the number of workers; if not specified in config, default
# to number of CPUs
workers = CONF.scheduler.workers or processutils.get_worker_count()
service.serve(server, workers=workers)
service.wait()
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